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drm/vc4: Fix leak of HDMI EDID

PATCH In review Eric Anholt 3 participants 4 messages Aug 9, 2017 – Aug 14, 2017

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PATCH 1/1 drm/vc4: Fix leak of HDMI EDID

We don't keep a pointer to it around anywhere, so it's our job to free it.

Cc Stefan Wahren <[email protected]>
Fixes c8b75bca92cb ("drm/vc4: Add KMS support for Raspberry Pi.")
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 1 +
 1 file changed, 1 insertion(+)
drivers/gpu/drm/vc4/vc4_hdmi.c +1 -0
index ff09b8e2f9ee..937da8dd65b8 100644
@@ -288,6 +288,7 @@ static int vc4_hdmi_connector_get_modes(struct drm_connector *connector)
 	drm_mode_connector_update_edid_property(connector, edid);
 	ret = drm_add_edid_modes(connector, edid);
 	drm_edid_to_eld(connector, edid);
+	kfree(edid);
 
 	return ret;
 }
Signature · 6 lines
2.13.3

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Reviewed-by on v1 1/1
#1 lore raw
Quoted 7 lines · Eric Anholt

We don't keep a pointer to it around anywhere, so it's our job to free it.

Cc Stefan Wahren <[email protected]>
Fixes c8b75bca92cb ("drm/vc4: Add KMS support for Raspberry Pi.")
Quoted 23 lines
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 1 +
 1 file changed, 1 insertion(+)
drivers/gpu/drm/vc4/vc4_hdmi.c +1 -0
index ff09b8e2f9ee..937da8dd65b8 100644
@@ -288,6 +288,7 @@ static int vc4_hdmi_connector_get_modes(struct drm_connector *connector)
 	drm_mode_connector_update_edid_property(connector, edid);
 	ret = drm_add_edid_modes(connector, edid);
 	drm_edid_to_eld(connector, edid);
+	kfree(edid);
 
 	return ret;
 }
Signature · 6 lines
2.13.3

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Signature · 7 lines
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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#2 lore raw
Quoted 9 lines · Daniel Vetter
Quoted 7 lines · Eric Anholt

We don't keep a pointer to it around anywhere, so it's our job to free it.

Cc Stefan Wahren <[email protected]>
Fixes c8b75bca92cb ("drm/vc4: Add KMS support for Raspberry Pi.")

Pushed. Thanks!

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